/***********************************************************************
 
 Copyright (c) 2008, 2009, Memo Akten, www.memo.tv
 *** The Mega Super Awesome Visuals Company ***
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of MSA Visuals nor the names of its contributors 
 *       may be used to endorse or promote products derived from this software
 *       without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE. 
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#pragma once

#include "ofxMSASplineTemplate.h"

float fabs(const ofxVec3f& v);


/**************************** 3D Spline (of ofxVec3) ****************************/
class ofxMSASpline3D : public ofxMSASpline<ofxVec3f> {
public:
	void drawRaw(int dotSize = 20, int lineWidth = 4){
		int numItems = size();
		
		if(lineWidth) {
			glLineWidth(lineWidth);
			glBegin(GL_LINE_STRIP);
			for(int i=0; i<numItems; i++) {
				float x = at(i).x;
				float y = at(i).y;
				float z = at(i).z;
				glVertex3f(x, y, z);
			}
			if(lineWidth) glEnd();
		}
		
		if(dotSize) {
			glPointSize(dotSize);
			glBegin(GL_POINTS);
			for(int i=0; i<numItems; i++) {
				float x = at(i).x;
				float y = at(i).y;
				float z = at(i).z;
				glVertex3f(x, y, z);
			}
			if(lineWidth) glEnd();
		}
		
	}
	
	
	void drawSmooth(int numSteps, int dotSize = 8, int lineWidth = 2) {
		if(size() < 4) return;
		
		float spacing = 1.0/numSteps;
		
		if(lineWidth) {
			glLineWidth(lineWidth);
			glBegin(GL_LINE_STRIP);
			for(float f=0; f<1; f+= spacing) {
				ofxVec3f v = sampleAt(f);
				glVertex3fv((const float*)&v);
			}
			glEnd();
		}
		
		if(dotSize) {
			glPointSize(dotSize);
			glBegin(GL_POINTS);
			for(float f=0; f<1; f+= spacing) {
				ofxVec3f v = sampleAt(f);
				glVertex3fv((const float*)&v);
			}
			glEnd();
		}
	}
};